21089844

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20201}}^1$

素因数の和:20240

約数の個数: 36

約数和(自身を含む): 55151460

約数和(自身を除く): 34061616

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20201, 40402, 60603, 80804, 121206, 181809, 242412, 363618, 585829, 727236, 1171658, 1757487, 2343316, 3514974, 5272461, 7029948, 10544922, 21089844]

約数ペア:

[(1, 21089844), (2, 10544922), (3, 7029948), (4, 5272461), (6, 3514974), (9, 2343316), (12, 1757487), (18, 1171658), (29, 727236), (36, 585829), (58, 363618), (87, 242412), (116, 181809), (174, 121206), (261, 80804), (348, 60603), (522, 40402), (1044, 20201)]